//
//  BiUtil.h
//  XinBanEducation
//
//  Created by ChenBin on 14-5-3.
//  Copyright (c) 2014年 Nahan Cop. All rights reserved.
//

@interface BiUtil : NSObject
+ (NSString *)getSendTmpFileName;
+ (CGSize)calcTextSize:(NSString*)text textFont:(UIFont*)textFont width:(int)width;
+ (BOOL)isBlankString:(NSString*)str;

+ (NSString *)getDownloadImageUrl:(NSString*)imageSuffix;
+ (NSString *)getRandImageFileName;

+ (BOOL)isConnectToNetwork;
@end
